Jiang Ya Wan (Jiang Ya Pian, &#38477;&#21387;&#20024;) has an effect of lowering blood pressure†. The herbal formula is used for dizziness, tinnitus and sensation of swelling in the eyes, vexation and palpitation caused by hypertension†. It is suitable to lassitude in loin and legs, even unsteadiness in walking, dark red tongue, thin and dry fur